nt

commit 37b682e691444527b6a0c727dfca70d989b3779a
parent f57477daf48dae78ca68eda3e2fdb24f9b16ef57
Author: Ed van Bruggen <edvb54@gmail.com>
Date:   Sun, 19 Mar 2017 20:53:59 -0700

Add -D option to delete all notes

Also Update README and man page with option. Improve man page looks.

Diffstat:
README.md
 | 
28
+++++++++++++++++++---------
nt.1
 | 
42
+++++++++++++++++++++++++++++++-----------
nt.c
 | 
21
+++++++++++++++++++--

3 files changed, 69 insertions(+), 22 deletions(-)
diff --git a/README.md b/README.md
@@ -2,7 +2,7 @@
 
 ## SYNOPSIS
 
-`nt` [-lvy] [-f *FILE*] [-e *NOTE*] [-d *NOTE*] [-s *SEARCH*] [-n *NUM* | -*NUM*] [*NOTE* ...]
+`nt` [**-Dlvy**] [**-f** *FILE*] [**-e** *NOTE*] [**-d** *NOTE*] [**-s** *SEARCH*] [**-n** *NUM* | **-NUM**] [*NOTE* ...]
 
 ## DESCRIPTION
 
@@ -10,28 +10,31 @@ Simple note taker for the command line.
 
 ## OPTIONS
 
--d *NOTE*
+**-d** *NOTE*
 	Delete *NOTE* from notes
 
--e *NOTE*
+**-D**
+	Delete all notes from *FILE*
+
+**-e** *NOTE*
 	Edit *NOTE* with new text given through stdin
 
--f *FILE*
+**-f** *FILE*
 	Load *FILE* instead of default one
 
--l
+**-l**
 	List notes
 
--n *NUM*, -*NUM*
+**-n** *NUM*, **-NUM**
 	List last *NUM* notes
 
--s *SEARCH*
+**-s** *SEARCH*
 	Search for pattern *SEARCH* in notes
 
--v
+**-v**
 	Print version info and exit
 
--y
+**-y**
 	Auto reply yes to confirmation prompts
 
 ## USAGE
@@ -98,6 +101,13 @@ Edit note with new text given from stdin:
 	wash car
 	eat pie
 
+Remove all notes:
+
+	$ nt -yD
+	$ nt -l
+	$ nt -f list -yD
+	$ nt -f list -l
+
 ## AUTHOR
 
 Ed van Bruggen <edvb54@gmail.com>
diff --git a/nt.1 b/nt.1
@@ -4,29 +4,38 @@
 nt  \- simple note taker
 .SH SYNOPSIS
 .PP
-\fB\fCnt\fR [\-lv] [\-f \fIFILE\fP] [\-e \fINOTE\fP] [\-d \fINOTE\fP] [\-s \fISEARCH\fP] [\-n \fINUM\fP | \-\fINUM\fP] [\fINOTE\fP ...]
+\fB\fCnt\fR [\fB\-Dlvy\fP] [\fB\-f\fP \fIFILE\fP] [\fB\-e\fP \fINOTE\fP] [\fB\-d\fP \fINOTE\fP] [\fB\-s\fP \fISEARCH\fP] [\fB\-n\fP \fINUM\fP | \fB\-NUM\fP] [\fINOTE\fP ...]
 .SH DESCRIPTION
 .PP
 Simple note taker for the command line.
 .SH OPTIONS
 .PP
-\-v
-    Print version info and exit
+\fB\-d\fP \fINOTE\fP
+    Delete \fINOTE\fP from notes
+.PP
+\fB\-D\fP
+    Delete all notes from \fIFILE\fP
+.PP
+\fB\-e\fP \fINOTE\fP
+    Edit \fINOTE\fP with new text given through stdin
 .PP
-\-f \fIFILE\fP
+\fB\-f\fP \fIFILE\fP
     Load \fIFILE\fP instead of default one
 .PP
-\-l
+\fB\-l\fP
     List notes
 .PP
-\-n \fINUM\fP
+\fB\-n\fP \fINUM\fP, \fB\-NUM\fP
     List last \fINUM\fP notes
 .PP
-\-s \fISEARCH\fP
-    Search for \fISEARCH\fP in notes
+\fB\-s\fP \fISEARCH\fP
+    Search for pattern \fISEARCH\fP in notes
 .PP
-\-d \fINOTE\fP
-    Delete \fINOTE\fP from notes
+\fB\-v\fP
+    Print version info and exit
+.PP
+\fB\-y\fP
+    Auto reply yes to confirmation prompts
 .SH USAGE
 .PP
 Add simple note and list it:
@@ -99,7 +108,7 @@ Remove given note:
 .PP
 .RS
 .nf
-$ nt \-d buy pie
+$ nt \-yd buy pie
 $ nt \-l
 clean dishes
 wash car
@@ -118,6 +127,17 @@ wash car
 eat pie
 .fi
 .RE
+.PP
+Remove all notes:
+.PP
+.RS
+.nf
+$ nt \-yD
+$ nt \-l
+$ nt \-f list \-yD
+$ nt \-f list \-l
+.fi
+.RE
 .SH AUTHOR
 .PP
 Ed van Bruggen 
diff --git a/nt.c b/nt.c
@@ -93,6 +93,18 @@ nt_add(char *str)
 
 }
 
+/* delete all notes from fname */
+void
+nt_del_all(void)
+{
+	Note *cur = head;
+	if (confirm("delete all notes in '%s'", fname)) {
+		for (; cur; cur = cur->next)
+			cur->str = NULL;
+		remove(fname);
+	}
+}
+
 /* delete oldest matching note from notes */
 void
 nt_del(void)
@@ -119,7 +131,6 @@ nt_del(void)
 
 	die("%s: delete: '%s' not found", argv0, sub);
 }
-
 void
 nt_edit()
 {
@@ -182,6 +193,9 @@ run(void)
 	case 'd':
 		nt_del();
 		break;
+	case 'D':
+		nt_del_all();
+		break;
 	case 'e':
 		nt_edit();
 		break;
@@ -244,7 +258,7 @@ cleanup(void)
 void
 usage(void)
 {
-	die("usage: %s [-lvy] [-f FILE] [-e NOTE] [-d NOTE]\n"
+	die("usage: %s [-Dlvy] [-f FILE] [-e NOTE] [-d NOTE]\n"
 		"          [-s SEARCH] [-n NUM | -NUM] [NOTE ...]", argv0);
 }
 
@@ -255,6 +269,9 @@ main(int argc, char *argv[])
 	case 'd':
 		mode = 'd';
 		break;
+	case 'D':
+		mode = 'D';
+		break;
 	case 'e':
 		mode = 'e';
 		break;